Pinpoint Test F: The Memory Set Switch Illumination Is Inoperative

NOTE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.

F1 CHECK THE OPERATION OF THE MEMORY SET SWITCH
- Operate the memory seats from the switch.
- Do the memory seats operate?
Result/Action to Take
- Yes: GO to F2 .
- No: REFER to SEATING .
F2 CHECK CIRCUIT CBB38 (GY/BU) FOR VOLTAGE
- Ignition OFF.
- Disconnect: Memory Set Switch C503.
- Ignition ON.
- Measure the voltage between the memory set switch C503-3, circuit CBB38 (GY/BU), harness side and ground.
  
  Fig 1: Measuring Voltage Between Memory Set Switch C503-3, Circuit CBB38 (GY/BU) And Ground
  Courtesy of FORD MOTOR CO.
- Is the voltage greater than 10 volts?
- Yes: INSTALL a new memory set switch. TEST the system for normal operation.
- No: REPAIR the circuit for an open.